Vulnerabilities > CVE-2022-48824 - NULL Pointer Dereference vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: scsi: myrs: Fix crash in error case In myrs_detect(), cs->disable_intr is NULL when privdata->hw_init() fails with non-zero. In this case, myrs_cleanup(cs) will call a NULL ptr and crash the kernel. [ 1.105606] myrs 0000:00:03.0: Unknown Initialization Error 5A [ 1.105872] myrs 0000:00:03.0: Failed to initialize Controller [ 1.106082] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 1.110774] Call Trace: [ 1.110950] myrs_cleanup+0xe4/0x150 [myrs] [ 1.111135] myrs_probe.cold+0x91/0x56a [myrs] [ 1.111302] ? DAC960_GEM_intr_handler+0x1f0/0x1f0 [myrs] [ 1.111500] local_pci_probe+0x48/0x90
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/5c5ceea00c8c9df150708e66cb9f2891192c1162
- https://git.kernel.org/stable/c/0e42c4a3d732517edc3766dd45a14e60d29dd929
- https://git.kernel.org/stable/c/6207f35c213f6cb2fc3f13b5e77f08c710e1de19
- https://git.kernel.org/stable/c/1d6cd26605b4d662063a83c15c776b5299a1cb23
- https://git.kernel.org/stable/c/4db09593af0b0b4d7d4805ebb3273df51d7cc30d